Solutions by everydaycalculation.com

3245 + 4570 is 853630.

- Find the least common denominator or LCM of the two denominators:

LCM of 45 and 70 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,

3245 = 32 × 1445 × 14 = 448630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,

4570 = 45 × 970 × 9 = 405630 - Add the two like fractions:

448630 + 405630 = 448 + 405630 = 853630 - So, 32/45 + 45/70 = 853/630

In mixed form: 1223630

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